Question 32

Summary: (a) Mammalian characteristics. Skeletal differences between Homo sapiens and Australopithecus afarensis. (b) Explain how to gather radiometric data to date fossilised material and assess the information for relevance and reliability. (c) Analyse the evolutionary significance of polymorphism in humans. (d) Outline and justify the conclusions of an analysis of similarities and differences between groups of primates. (e) Justify predictions of factors affecting future human evolution.